The Myth of the Open Road

And having even one voice that says, with any kind of hope, that the good thing can be done, good can prevail, hope will become reality, Frodo can throw destroy the ring, is sometimes all you need. And that voice can keep the next broken seal or dead body or memory from hell being the straw that breaks this fan's back.

Yes, THIS. Exactly. This was what both we and the Winchesters needed.

And I re-checked the episode (God bless DVR) and it WAS rice milk.